When you need simple, safe and dependable protection, there's no better choice than the 9K Series from BEST.

The 9K is one of the toughest heavy-duty cylindrical locks on the market. With proven Grade 1 security, it's dependable and delivers superior security in countless environments. And with easy core interchangeability and a broad selection of functions, styles and finishes, the BEST 9K is ideal for retrofit and new construction alike.

SIMPLY THE BEST

BEST has represented tough, versatile, high-quality locks for more than 90 years. Today, BEST leads the industry with bold, innovative designs and smart solutions for your business and your customers.